Originally Posted by Digital Dillon
The SPT is a 3" exhaust! Not 2.5 :P
Correction, at least for the 5-door setup, the SPT exhaust is not a full 3" and will bolt right up to the 2.5i from the cat back. I have the 5 door SPT cat back and it is like 2.25" or 2.5" for the mid pipe up to 3" at the muffler assembly.